Home / 91,017.42-136,550.73-27,839.76

Finding the Fourth Proportional to 91,017.42, 136,550.73 and 27,839.76

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Solution

The fourth proportional to 91,017.42, 136,550.73 and 27,839.76 is: 41,767.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,017.42 : 136,550.73 = 27,839.76 : x
  2. Step 2: Convert to fraction form
    91,017.42/136,550.73 = 27,839.76/x
  3. Step 3: Cross multiply
    91,017.42x = 136,550.73 × 27,839.76
  4. Step 4: Simplify right side
    91,017.42x = 3,801,539,551.02
  5. Step 5: Solve for x
    x = 3,801,539,551.02/91,017.42
  6. Step 6: Final answer
    x = 41,767.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.